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A reaction in which two compounds exchange ions, typically with precipitation of an insoluble product.
- ‘The diazonium group can also be replaced by halogen, cyano, or pseudohalogen groups or atoms in a double decomposition reaction called Sandmeyer's reaction.’
- ‘His analysis led him to the conclusion that in, for example, a double decomposition of a salt, the proportions of the products was provided by the proportions of the reagents.’
- ‘This can be obtained in small quantities by adding citric acid to silver nitrate, but more easily by double decomposition of a soluble citrate and silver nitrate.’
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